Definition of Cmpxchg. Meaning of Cmpxchg. Synonyms of Cmpxchg

Here you will find one or more explanations in English for the word Cmpxchg. Also in the bottom left of the page several parts of wikipedia pages related to the word Cmpxchg and, of course, Cmpxchg synonyms and on the right images related to the word Cmpxchg.

Definition of Cmpxchg

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Meaning of Cmpxchg from wikipedia

- 240440-001) p.142 lists CMPXCHG with 0F A6/A7 encodings. Intel "i486 Microprocessor" (November 1989, order no. 240440-002) p.135 lists CMPXCHG with 0F B0/B1 encodings...
- to 1. retry: xor eax, eax ; Zero out EAX, because cmpxchg compares against EAX. XACQUIRE lock cmpxchg [locked], ecx ; atomically decide: if locked is zero...
- similar to the i386, with the addition of a few extra instructions, such as CMPXCHG, a compare-and-swap atomic operation, and XADD, a fetch-and-add atomic...
- an attempt to eliminate overhead on atomic operations such as the LOCK CMPXCHG compare-and-swap instruction. Lynnfield processors feature 16 PCIe lanes...
- Itanium architectures this is implemented as the compare and exchange (CMPXCHG) instruction (on a multiprocessor the LOCK prefix must be used). As of...
- retrieved 7 March 2021 "linux-psi.git - Linux resource pressure metrics". git.cmpxchg.org. Retrieved 7 March 2021. facebookincubator/oomd, Facebook Incubator...
- bsr bswap bt btc btr bts call cbtw clc cld cli cltd clts cmc cmp cmps cmpxchg cwtd cwtl daa das dec div enter f2xm1 fabs fadd faddp fbld fbstp fchs fclex...
- support for i386 processors—specifically by not having to emulate the atomic CMPXCHG instruction introduced with the i486 to allow reliable mutexes—making the...
- instructions with an explicit LOCK prefix: ADD, ADC, AND, BTC, BTR, BTS, CMPXCHG, CMPXCHG8B, DEC, INC, NEG, NOT, OR, SBB, SUB, XOR, XADD, and XCHG. The...
- B1 of the 80386 onwards. Opcodes briefly reused for CMPXCHG in Intel 486 stepping A only − CMPXCHG was moved to different opcode from 486 stepping B onwards...